Dear Sir/Madam

Hope you are doing well.
This is Gunther Dong ,I'm the PIC of Yantai HUADA M&E Oversea sales team.
Kindly check below item No. of YOUR PRODUCTS.

PCS 22-15/20K-15A 200pcs for inet

We also have another type of check valve need for 200pcs , for exhausting .
Please contact us once this email checked .

My phone is 86-18511004476 , Korea Phone : 82-01073839333

Looking forward to have your contact soon
Thank you very much .

Best Regards,

Gunther Dong